Updated on 2026-08-14

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/router/DefaultWalletRouter.kt

@@ -56,6 +56,7 @@ internal class DefaultWalletRouter(
                 if (walletFeatureToggles.isWalletsScrollingPreviewEnabled) {
                     val viewModel = hiltViewModel<WalletViewModelV2>().apply {
                         setWalletRouter(router = this@DefaultWalletRouter)
+                        subscribeToLifecycle(LocalLifecycleOwner.current)
                     }
 
                     WalletScreenV2(state = viewModel.uiState.collectAsStateWithLifecycle().value)

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/analytics/utils/TokenListAnalyticsSender.kt

@@ -12,6 +12,7 @@ import com.tangem.domain.wallets.models.UserWallet
 import com.tangem.feature.wallet.presentation.wallet.analytics.WalletScreenAnalyticsEvent.Basic
 import com.tangem.feature.wallet.presentation.wallet.analytics.WalletScreenAnalyticsEvent.MainScreen
 import com.tangem.feature.wallet.presentation.wallet.state2.model.WalletState
+import com.tangem.feature.wallet.presentation.wallet.utils.ScreenLifecycleProvider
 import dagger.hilt.android.scopes.ViewModelScoped
 import java.math.BigDecimal
 import javax.inject.Inject
@@ -20,9 +21,11 @@ import javax.inject.Inject
 internal class TokenListAnalyticsSender @Inject constructor(
     private val analyticsEventHandler: AnalyticsEventHandler,
     private val checkIsWalletToppedUpUseCase: CheckIsWalletToppedUpUseCase,
+    private val screenLifecycleProvider: ScreenLifecycleProvider,
 ) {
 
     suspend fun send(displayedUiState: WalletState?, userWallet: UserWallet, tokenList: TokenList) {
+        if (screenLifecycleProvider.isBackground) return
         if (displayedUiState == null || displayedUiState.pullToRefreshConfig.isRefreshing) return
         if (tokenList.totalFiatBalance is TokenList.FiatBalance.Loading) return
 
@@ -117,8 +120,7 @@ internal class TokenListAnalyticsSender @Inject constructor(
 
     private fun sendUnreachableNetworksEventIfNeeded(currenciesStatuses: List<CryptoCurrencyStatus>) {
         val hasUnreachableCurrencies = currenciesStatuses.any {
-            it.value is CryptoCurrencyStatus.Unreachable ||
-                it.value is CryptoCurrencyStatus.UnreachableWithoutAddresses
+            it.value is CryptoCurrencyStatus.Unreachable
         }
 
         if (hasUnreachableCurrencies) {

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/analytics/utils/WalletWarningsAnalyticsSender.kt

@@ -5,15 +5,18 @@ import com.tangem.core.analytics.models.AnalyticsEvent
 import com.tangem.feature.wallet.presentation.wallet.analytics.WalletScreenAnalyticsEvent.MainScreen
 import com.tangem.feature.wallet.presentation.wallet.state.components.WalletNotification
 import com.tangem.feature.wallet.presentation.wallet.state2.model.WalletState
+import com.tangem.feature.wallet.presentation.wallet.utils.ScreenLifecycleProvider
 import dagger.hilt.android.scopes.ViewModelScoped
 import javax.inject.Inject
 
 @ViewModelScoped
 internal class WalletWarningsAnalyticsSender @Inject constructor(
     private val analyticsEventHandler: AnalyticsEventHandler,
+    private val screenLifecycleProvider: ScreenLifecycleProvider,
 ) {
 
     fun send(displayedUiState: WalletState?, newWarnings: List<WalletNotification>) {
+        if (screenLifecycleProvider.isBackground) return
         if (newWarnings.isEmpty()) return
         if (displayedUiState == null || displayedUiState.pullToRefreshConfig.isRefreshing) return
 

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/state/factory/WalletSingleCurrencyLoadedBalanceConverter.kt

@@ -73,7 +73,6 @@ internal class WalletSingleCurrencyLoadedBalanceConverter(
             is CryptoCurrencyStatus.Custom,
             is CryptoCurrencyStatus.MissedDerivation,
             is CryptoCurrencyStatus.Unreachable,
-            is CryptoCurrencyStatus.UnreachableWithoutAddresses,
             is CryptoCurrencyStatus.NoQuote,
             -> MarketPriceBlockState.Error(currencySymbol)
         }
@@ -117,7 +116,6 @@ internal class WalletSingleCurrencyLoadedBalanceConverter(
             is CryptoCurrencyStatus.MissedDerivation,
             is CryptoCurrencyStatus.Custom,
             is CryptoCurrencyStatus.Unreachable,
-            is CryptoCurrencyStatus.UnreachableWithoutAddresses,
             -> {
                 WalletCardState.Error(
                     id = selectedWallet.id,

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/state2/transformers/converter/SingleWalletCardStateConverter.kt

@@ -21,7 +21,6 @@ internal class SingleWalletCardStateConverter(
             is CryptoCurrencyStatus.Custom,
             is CryptoCurrencyStatus.MissedDerivation,
             is CryptoCurrencyStatus.Unreachable,
-            is CryptoCurrencyStatus.UnreachableWithoutAddresses,
             -> value.toErrorState()
             is CryptoCurrencyStatus.NoQuote,
             is CryptoCurrencyStatus.Loaded,

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/state2/transformers/converter/SingleWalletMarketPriceConverter.kt

@@ -25,7 +25,6 @@ internal class SingleWalletMarketPriceConverter(
             is CryptoCurrencyStatus.MissedDerivation,
             is CryptoCurrencyStatus.NoQuote,
             is CryptoCurrencyStatus.Unreachable,
-            is CryptoCurrencyStatus.UnreachableWithoutAddresses,
             -> MarketPriceBlockState.Error(value.currencySymbol)
         }
     }

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/state2/transformers/converter/TokenItemStateConverter.kt

@@ -28,7 +28,6 @@ internal class TokenItemStateConverter(
             -> value.mapToTokenItemState()
             is CryptoCurrencyStatus.MissedDerivation -> value.mapToNoAddressTokenItemState()
             is CryptoCurrencyStatus.Unreachable,
-            is CryptoCurrencyStatus.UnreachableWithoutAddresses,
             is CryptoCurrencyStatus.NoAmount,
             -> value.mapToUnreachableTokenItemState()
         }

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/state2/transformers/converter/VisaWalletCardStateConverter.kt

@@ -22,7 +22,6 @@ internal class VisaWalletCardStateConverter(
             is CryptoCurrencyStatus.Custom,
             is CryptoCurrencyStatus.MissedDerivation,
             is CryptoCurrencyStatus.Unreachable,
-            is CryptoCurrencyStatus.UnreachableWithoutAddresses,
             -> value.toErrorState()
             is CryptoCurrencyStatus.NoQuote,
             is CryptoCurrencyStatus.Loaded,

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/subscribers/PrimaryCurrencySubscriber.kt

@@ -73,7 +73,6 @@ internal class PrimaryCurrencySubscriber(
             -> createCardBalanceState(fiatAmount)
             is CryptoCurrencyStatus.NoQuote -> AnalyticsParam.CardBalanceState.NoRate
             is CryptoCurrencyStatus.Unreachable,
-            is CryptoCurrencyStatus.UnreachableWithoutAddresses,
             -> AnalyticsParam.CardBalanceState.BlockchainError
             is CryptoCurrencyStatus.MissedDerivation,
             is CryptoCurrencyStatus.Loading,

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/utils/CryptoCurrencyStatusToTokenItemConverter.kt

@@ -28,7 +28,6 @@ internal class CryptoCurrencyStatusToTokenItemConverter(
             -> value.mapToTokenItemState()
             is CryptoCurrencyStatus.MissedDerivation -> value.mapToNoAddressTokenItemState()
             is CryptoCurrencyStatus.Unreachable,
-            is CryptoCurrencyStatus.UnreachableWithoutAddresses,
             is CryptoCurrencyStatus.NoAmount,
             -> value.mapToUnreachableTokenItemState()
         }

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/utils/ScreenLifecycleProvider.kt

@@ -0,0 +1,21 @@
+package com.tangem.feature.wallet.presentation.wallet.utils
+
+import androidx.lifecycle.DefaultLifecycleObserver
+import androidx.lifecycle.LifecycleOwner
+import dagger.hilt.android.scopes.ViewModelScoped
+import javax.inject.Inject
+
+@ViewModelScoped
+internal class ScreenLifecycleProvider @Inject constructor() : DefaultLifecycleObserver {
+
+    var isBackground: Boolean = true
+        private set
+
+    override fun onResume(owner: LifecycleOwner) {
+        isBackground = false
+    }
+
+    override fun onPause(owner: LifecycleOwner) {
+        isBackground = true
+    }
+}

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/viewmodels/WalletViewModel.kt

@@ -1231,7 +1231,6 @@ internal class WalletViewModel @Inject constructor(
                         }
                         is CryptoCurrencyStatus.NoQuote -> AnalyticsParam.CardBalanceState.NoRate
                         is CryptoCurrencyStatus.Unreachable,
-                        is CryptoCurrencyStatus.UnreachableWithoutAddresses,
                         -> AnalyticsParam.CardBalanceState.BlockchainError
                         is CryptoCurrencyStatus.MissedDerivation,
                         is CryptoCurrencyStatus.Loading,

features/wallet/impl/src/main/java/com/tangem/feature/wallet/presentation/wallet/viewmodels/WalletViewModelV2.kt

@@ -1,5 +1,6 @@
 package com.tangem.feature.wallet.presentation.wallet.viewmodels
 
+import androidx.lifecycle.LifecycleOwner
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.tangem.core.analytics.api.AnalyticsEventHandler
@@ -21,6 +22,7 @@ import com.tangem.feature.wallet.presentation.wallet.state2.WalletStateControlle
 import com.tangem.feature.wallet.presentation.wallet.state2.model.WalletScreenState
 import com.tangem.feature.wallet.presentation.wallet.state2.transformers.*
 import com.tangem.feature.wallet.presentation.wallet.state2.utils.WalletEventSender
+import com.tangem.feature.wallet.presentation.wallet.utils.ScreenLifecycleProvider
 import com.tangem.feature.wallet.presentation.wallet.viewmodels.intents.WalletClickIntentsV2
 import com.tangem.utils.Provider
 import com.tangem.utils.coroutines.CoroutineDispatcherProvider
@@ -33,7 +35,6 @@ import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import timber.log.Timber
 import javax.inject.Inject
-import kotlin.properties.Delegates
 
 @Suppress("LongParameterList")
 @HiltViewModel
@@ -53,11 +54,12 @@ internal class WalletViewModelV2 @Inject constructor(
     analyticsEventsHandler: AnalyticsEventHandler,
     private val dispatchers: CoroutineDispatcherProvider,
     private val reduxStateHolder: ReduxStateHolder,
+    private val screenLifecycleProvider: ScreenLifecycleProvider,
 ) : ViewModel() {
 
     val uiState: StateFlow<WalletScreenState> = stateHolder.uiState
 
-    private var router: InnerWalletRouter by Delegates.notNull()
+    private lateinit var router: InnerWalletRouter
     private var walletsUpdateJobHolder: JobHolder = JobHolder()
 
     init {
@@ -75,6 +77,10 @@ internal class WalletViewModelV2 @Inject constructor(
         clickIntents.initialize(router, viewModelScope)
     }
 
+    fun subscribeToLifecycle(lifecycleOwner: LifecycleOwner) {
+        lifecycleOwner.lifecycle.addObserver(screenLifecycleProvider)
+    }
+
     override fun onCleared() {
         super.onCleared()
         stateHolder.clear()